Search found 16 matches

Just to finish off my last post above (i was logged out),

The PID loop should be place in a Timer interrupt, so that you have a regular system heartbeat, that check the position, checks command, c ...

Hi Mark,

I have solved most of this stupid problem, and you were correct about the OERR overrun bit. When i had tested the OERR bit earlier, the bit definition was wrong by one byte, so OERR went u ...

Hiya,

Check these tutorials for motor control:

http://www.microchip.com/stellent/idcplg?IdcService=SS_GET_PAGE&nodeId=1959

Then start piecing it together with the app note mentioned.
...

I send "AT\r\n" to the modem, and i get an "\r\nOKr\n" AND an "..AT.." sent back, whats going on here?

Hiya,

I have designed my code to use the interrupt RDA for my modem activities as you recommended.

char InMSG[60];
BYTE next_in=0;
BYTE next_out=0;

#int_RDA
RDA_isr()
...

Hi Mark,

Checked and done what you had said. It doesn't make a difference.
I think it has something to do with the 'fgets()' function. It uses getc() until it reads a 'return' <13> value an ...

Hiya,
Mark : yes the program stops at the fgets(.... I put an LED on before and after the second fgets(.. and the progam halts, illuminating the 1st LED but not the second.

Asmallri: i really need ...

Hi asmallri,
The wires are in the right places, and the comm ports are all the same setting.

The main feature of the problem is that when i type in the "OK" to the PIC-PC link via hyper terminal, ...

Hi guys,

I have an RS232 port defined as:

#USE rs232(baud=9600,parity=N,xmit=PIN_C6,rcv=PIN_C7, bit=8, stream=rsMOD)

and i want to send an AT msg to it like:

#define AT " ...

I think i have cracked it.

I think it is something to do with the port settings in the CCSC project wizard, i may have overlooked them, and it lets some pins work and not others prior to the use o ...

Hi
The code has had all of the comments removed as they are all app related, and removed for clarity.

The remaining code does exactly the same thing, and as for the name Proj1.H etc, that is a t ...

Just to mention the last two Guest posts are mine.
I appears that the server had logged me out twice.

Hi guys,

I have a simple problem, the code i have fails to run past the delay function and i would like to know why and how to get around it.

CCS compiler 3.200
MPLAB 6.30
I am using a 4Mhz Re ...

Hi guys,
Maybe this is in the wrong forum, so any advice is welcomed.

I need to know know to interpolate between a couple of points.

For linear interpolation i want to interpolate between two p ...

Thanks for the responses,

Ttelmah:
I've tried your approach, and it works. No surprise given that i had not read the manual on '->'. I've made much headway on a single chip 3 axis controller fo ...